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Patents for Cornelius Whitehouse
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
88,760Apr. 06, 1869C. WhitehouseImprovement in bits and augersdrill bits
91,503Jun. 15, 1869C. WhitehouseImproved Process for Making Augers and Boring-Bitsmaking drills and augers
364,153May 31, 1887C. WhitehouseAuger Bitauger bits
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